Bullish tech stack
Bullish builds mostly with Java, Python, SQL, TypeScript. Its stack also includes GCP, Kubernetes, PostgreSQL, Google BigQuery. GCP is named in 15 of the 28 job postings Bullish published in the last 12 months (54%). Counted by Alion from the job postings of Bullish, updated Nov 12, 2026.
What programming languages does Bullish use?
Java is named in 39% of job postings at Bullish, followed by Python (29%), SQL (18%), TypeScript (18%).
Show all (12)
What frameworks and libraries does Bullish use?
Micronaut is named in 14% of job postings at Bullish, followed by Next.js (7%), React.js (7%), React Native (7%).
Micronaut
4 14%
Next.js
2 7%
React.js
2 7%
React Native
2 7%
JUnit
1 4%
LangChain
1 4%
LangGraph
1 4%
Lottie
1 4%
Show all (11)
What databases does Bullish use?
PostgreSQL is named in 18% of job postings at Bullish, followed by Google BigQuery (14%), Redis (11%), Snowflake (11%).
What cloud and platforms does Bullish use?
GCP is named in 54% of job postings at Bullish, followed by Kubernetes (46%), AWS (29%), Linux (21%).
GCP
15 54%
Kubernetes
13 46%
AWS
8 29%
Apache Kafka
6 21%
Azure
4 14%
RabbitMQ
3 11%
Databricks
3 11%
Show all (27)
What developer tools does Bullish use?
Docker is named in 43% of job postings at Bullish, followed by Terraform (14%), Git (11%), Adobe After Effects (4%).
Docker
12 43%
Terraform
4 14%
Git
3 11%
Adobe After Effects
1 4%
ArgoCD
1 4%
Backstage
1 4%
Claude Code
1 4%
CloudFormation
1 4%
Show all (14)
What AI and ML technologies does Bullish use?
LLM is named in 29% of job postings at Bullish, followed by Claude (21%), Midjourney (4%).
Which engineering practices does Bullish ask for?
CI/CD is named in 32% of job postings at Bullish, followed by AI Agents (25%), DeFi (14%), Smart Contracts (14%).
CI/CD
9 32%
AI Agents
7 25%
DeFi
4 14%
Smart Contracts
4 14%
Platform Engineering
3 11%
Prompt Engineering
3 11%
Show all (21)
What other technologies does Bullish use?
Aave is named in 4% of job postings at Bullish, followed by Ethereum (4%), Morpho (4%), Solana (4%).
Sui 
What does each Bullish team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
10 postingsDevOps
3 postingsHow does your stack fit Bullish?
How much does Bullish pay by technology?
Median stated pay of the postings that name each technology, against the median of all Bullish postings with stated pay: $230k across 15 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| GCP | 7 | $235k | +2% |
| Kubernetes | 6 | $233k | +1% |
| Claude | 5 | $275k | +20% |
| AWS | 5 | $235k | +2% |
How is the Bullish stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the Bullish stack?
Bullish scores 83 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 3; legacy ones: 0.
How common is the Bullish stack in its industry?
Share of the 194 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Bullish apart
Companies with a stack like Bullish
Questions about the Bullish tech stack
What programming languages does Bullish use?
The languages named in Bullish job postings are Java (39%), Python (29%), SQL (18%), TypeScript (18%), Kotlin (11%), as a share of the 28 postings of the last 12 months.
Does Bullish use Micronaut?
Yes. Micronaut is named in 4 of 28 job postings (14%) and required in 4 of them.
What cloud and platforms does Bullish use?
The cloud and platforms named in Bullish job postings are GCP (15), Kubernetes (13), AWS (8) (postings in brackets).
What skills do you need for a Backend job at Bullish?
Backend postings at Bullish most often require Java (7), Kubernetes (6), Docker (5), Apache Kafka (4), out of 10 postings in the last 12 months.
Is the Bullish tech stack changing?
Yes. DNS, C++, PKI, Rust first appeared in Bullish job postings in the last six months.
How modern is the Bullish tech stack?
Bullish scores 83 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 3; legacy ones: 0.
How does Alion know the Bullish tech stack?
Alion reads every job posting Bullish publishes and tags the technologies each one names. The figures on this page count the 28 postings of the last 12 months and were updated on Nov 12, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "Bullish tech stack: 100 technologies from 28 job postings", as of Nov 12, 2026. https://alion.io/company/bullish/technologies